//
//  ViewController.m
//  02- UIViewController
//
//  Created by dllo on 16/7/15.
//  Copyright © 2016年 danming. All rights reserved.
//

#import "ViewController.h"
#import "PresentViewController.h"
@interface ViewController ()

@end

@implementation ViewController
#pragma mark - viewController 的生命周期
// 初始化方法(指派初始化方法)
- (instancetype)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // 不要在这个方法中, 去加载视图
        // 在这个方法中去初始化一些数据相关的内容
    }
    return self;
}
// loadView 加载UIViewController 中的 View
// UINavigation
// UITableViewController 在loadView中 给重写赋值了
- (void)loadView {
    [super loadView];
    NSLog(@"loadView");
    // 改变self.view
}
// view 已经加载
// 所有自定义视图的创建
#pragma mark - 模态跳转
- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
    self.view.backgroundColor = [UIColor yellowColor];
}
- (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
    PresentViewController *presentView = [[PresentViewController alloc] init];
    /* 模态的动画效果
     * UIModalTransitionStyleCoverVertical 默认效果 上下翻页
     * UIModalTransitionStyleFlipHorizontal 左右旋转
     * UIModalTransitionStyleCrossDissolve 渐变效果
     * UIModalTransitionStylePartialCurl 翻书效果
     */
    presentView.modalTransitionStyle = UIModalTransitionStylePartialCurl;
    // 模态出一个视图控制器
    [self presentViewController:presentView animated:YES completion:nil];
}




/** 注意: init  loadView  viewDidLoad 只执行一次 */
// 视图将要出现时
- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
}
// 视图已经出现时
- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
}
// 视图将要消失时
- (void)viewWillDisappear:(BOOL)animated {
    [super viewWillDisappear:animated];
}
// 视图已经消失时
- (void)viewDidDisappear:(BOOL)animated {
    [super viewDidDisappear:animated];
}
// 懒加载
- (UIView *)subView {
    if (_subView == nil) {
        _subView = [UIView new];
        [self loadView];
    }
    return _subView;
}
// 接收到内存警告时, 执行的方法
- (void)didReceiveMemoryWarning {
    // 从父类继承来的方法中有内存警告的打印
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
    // 释放部分内存资源
    // 把未显示在屏幕上的资源置空
}

@end
